(19)
(11) EP 1 258 973 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.08.2004 Bulletin 2004/32

(43) Date of publication A2:
20.11.2002 Bulletin 2002/47

(21) Application number: 02253398.8

(22) Date of filing: 15.05.2002
(51) International Patent Classification (IPC)7: H02K 55/04
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 15.05.2001 US 854938

(71) Applicant: GENERAL ELECTRIC COMPANY
Schenectady, NY 12345 (US)

(72) Inventors:
  • Wang, Yu
    Clifton Park, New York 12065 (US)
  • Laskaris, Evangelos Trifon
    Schenectady, New York 12309 (US)
  • Nygard, Robert John
    Saratoga Springs, New York 12866 (US)
  • Urbahn, John Arthur
    Saratoga Springs, New York 12866 (US)

(74) Representative: Goode, Ian Roy et al
London Patent Operation General Electric International, Inc. 15 John Adam Street
London WC2N 6LU
London WC2N 6LU (GB)

   


(54) High temperature super-conducting synchronous rotor having an electromagnetic shield and method for assembly


(57) A rotor is disclosed for a synchronous machine comprising: a rotor core (22); a super-conducting coil winding extending around at least a portion of the rotor core, the coil winding having a pair of side sections on opposite sides of the rotor core; and a conductive shield (96) around the rotor core and covering the coil winding.






Search report